Perhaps you should try some spelling variations:
nhung tuong » nhung huong, nhung phuong, hung vuong
theo chieu » ho chieu, theo chu, thi chieu
hanh trinh » canh tranh, hanh chinh
trinh qua » trinh quan, trinh cua, trinh quang
qua nhung » quan nhung, cua nhung, qua chung
dan than » dan chan, ban than, van than

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: ((theo chieu) OR (theo tieu)) xanh - hanh trinh qua nhung tuong ((dan than) or (tinh toan)) tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo chieu) OR (theo tieu)) xanh - hanh trinh qua nhung tuong ((dan than) OR (tinh toan)) tap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((theo chieu) OR (theo tieu)) xanh - hanh trinh qua nhung tuong ((dan than) or (tinh toan)) tap".
• Adding a wildcard symbol may retrieve word variants: ((theo chieu) OR (theo tieu)) xanh - hanh trinh qua nhung tuong ((dan than) or (tinh toan)) tap*.